2014

3.2

1997

6.8

1972

6.8

2006

6.6

2019

5.8

2007

5.6

1992

4.1

1996

6.3

1964

7.5

1995

6.0

2004

6.2

2002

7.5

2000

6.4

2000

5.0

1994

5.8

2005

6.5

1984

6.8

2003

5.8

1993

6.5

2023

3.0